package com.itrencai.d19_annotation;

@MyBook(name="《精通javaSE》",authors={"xx","shiwo"},price = 190.5)
public class AnnotationDemo1 {
    @MyBook(name="《精通javaSE2》",authors={"xx","shiwo"},price = 190.5)
    private  AnnotationDemo1(){//可以标记构造器
    }
    @MyBook(name="《精通javaSE1》",authors={"xx","shiwo"},price = 190.5)
    public static void main(String[] args) {
        @MyBook(name="《精通javaSE3》",authors={"xx","shiwo"},price = 190.5)
        int age=21;
    }
}
